Home / 26,375,936.80-39,563,905.20-21,589,031.20

Finding the Fourth Proportional to 26,375,936.80, 39,563,905.20 and 21,589,031.20

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Solution

The fourth proportional to 26,375,936.80, 39,563,905.20 and 21,589,031.20 is: 32,383,546.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,375,936.80 : 39,563,905.20 = 21,589,031.20 : x
  2. Step 2: Convert to fraction form
    26,375,936.80/39,563,905.20 = 21,589,031.20/x
  3. Step 3: Cross multiply
    26,375,936.80x = 39,563,905.20 × 21,589,031.20
  4. Step 4: Simplify right side
    26,375,936.80x = 854,146,383,756,642.25
  5. Step 5: Solve for x
    x = 854,146,383,756,642.25/26,375,936.80
  6. Step 6: Final answer
    x = 32,383,546.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.